Grayl UltraPress Replacement Cartridge Sandals 5" x 9" / 19

5" x 9" / 19 x 23cm Stuff Sack Size Petite: M 8" x 17

and Hi-Viz Reflector

Capacity 2 Seasons 3 Minimum Weight 1 lb

Under top-lid zippered mesh pocket

1 – Safety Pin

Grayl UltraPress Replacement Cartridge Sandals 5" x 9" / 19Keep your filter flowin'! Replacement purifier cartridges for the UltraPress are designed to last 300 cycles (40 gal. 150L). Lifespan will decline when purifying water with high levels of silt, sediment or tannins. Cartridge press time increases towards the end of the cartridge lifespan; when press time reaches 25 30 seconds, the cartridge should be replaced. Cartridge continues to protect, even as press time increases. Details Removes waterborne